Inventor
Joseph L. Kelly, Jr.
Inventor
Houston, TX, US
Overview
Patents· 12 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
E21Bprimary
E21BEarth or rock drilling37%
A61FFilters implantable into blood vessels11%
F16JPistons11%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests11%
A01BSoil working in agriculture or forestry5%
A47BTables5%
A47CChairs5%
E02FDredging5%
G01SRadio direction-finding5%
G06KGraphical data reading5%
PatentTitleYear
6,123,387'Chair with keyboard and mouse platforms'20005,407,419'Enclosure with integral tie member'19955,360,076'Dual metal face seal with single recessed energizer'19945,342,286'Waterproof covering'1994D0307616'Ball game goal'19904,753,304'Volume and pressure balanced rigid face seal for rock bits'19884,749,048'Ripper attachment for skid steer loaders'19884,698,631'Surface acoustic wave pipe identification system'19874,574,895'Solid head bit with tungsten carbide central core'19864,515,228'Air groove scraper'19854,293,039'Non-rotating stabilizer for drill string'19813,995,701'Derrick tilting system'1976Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1976–1994Patents assigned to HUGHES TOOL CO (7)· patent assignee history
1976–1994Based in Houston, TX, US· patent location history
1988Patents assigned to KELLY JOSEPH L (1)· patent assignee history
1990Patents assigned to KELLY JOSEPH (1)· patent assignee history
1990Based in Cleveland, OH, US· patent location history
1994–1995Patents assigned to KELLCOVER INC (2)· patent assignee history
1994Based in Weems, VA, US· patent location history
1995Based in Charlestown, WV, US· patent location history
2000Based in Pinellas Park, FL, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| HUGHES TOOL CO | 7 | 1976–1994 |
| KELLCOVER INC | 2 | 1994–1995 |
| KELLY JOSEPHself | 1 | 1990 |
| KELLY JOSEPH Lself | 1 | 1988 |
Locations
| Location | Patents | Span |
|---|---|---|
| Houston, Texas, US | 7 | 1976–1994 |
| Pinellas Park, Florida, US | 1 | 2000 |
| Charlestown, WV, US | 1 | 1995 |
| Weems, Virginia, US | 1 | 1994 |
| Cleveland, OH, US | 1 | 1990 |